Home / 1,545,876.40-2,318,814.60-1,368,583.60

Finding the Fourth Proportional to 1,545,876.40, 2,318,814.60 and 1,368,583.60

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Solution

The fourth proportional to 1,545,876.40, 2,318,814.60 and 1,368,583.60 is: 2,052,875.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,876.40 : 2,318,814.60 = 1,368,583.60 : x
  2. Step 2: Convert to fraction form
    1,545,876.40/2,318,814.60 = 1,368,583.60/x
  3. Step 3: Cross multiply
    1,545,876.40x = 2,318,814.60 × 1,368,583.60
  4. Step 4: Simplify right side
    1,545,876.40x = 3,173,491,633,000.56
  5. Step 5: Solve for x
    x = 3,173,491,633,000.56/1,545,876.40
  6. Step 6: Final answer
    x = 2,052,875.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.